/* =========================================================
   NORSU CAMPUS MARKETPLACE
   HEADER BUTTONS — notifications, cart, profile
   Shared by Home, Marketplace, Favorites and Messages
   (behaviour in header.js).
   ========================================================= */

.hdr-actions {
    display: flex;
    align-items: center;
    gap: 9px;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

.hdr-button {
    position: relative;
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid #e2e6ed;
    border-radius: 50%;
    background: #ffffff;
    color: #111827;
    cursor: pointer;
    transition: background 160ms ease, border-color 160ms ease;
}

.hdr-button:hover {
    border-color: #c9d3e3;
    background: #f8faff;
}

.hdr-button:focus-visible {
    outline: 3px solid rgba(20, 87, 217, 0.2);
    outline-offset: 2px;
}

.hdr-button svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Red dot on the bell = unread messages. */
.hdr-dot {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 9px;
    height: 9px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    background: #ef4444;
}

.hdr-dot[hidden] { display: none !important; }

/* Number of items in the cart. */
.hdr-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    display: grid;
    place-items: center;
    border: 2px solid #ffffff;
    border-radius: 999px;
    background: #1457d9;
    color: #ffffff;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
}

.hdr-badge[hidden] { display: none !important; }

@media (max-width: 700px) {
    .hdr-actions { gap: 7px; }

    .hdr-button {
        width: 38px;
        height: 38px;
    }

    .hdr-button svg {
        width: 18px;
        height: 18px;
    }
}


/* =========================================================
   DROPDOWN PANELS
   ========================================================= */

.hdr-panel {
    position: fixed;
    z-index: 1200;
    width: min(360px, calc(100vw - 32px));
    overflow: hidden;
    border: 1px solid #e2e6ed;
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 16px 40px rgba(16, 24, 40, 0.14);
    color: #111827;
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    text-align: left;
    animation: hdrPanelIn 160ms ease both;
}

@keyframes hdrPanelIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.hdr-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px;
    border-bottom: 1px solid #edf0f4;
}

.hdr-panel-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 750;
}

.hdr-panel-close {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 50%;
    background: #f8fafc;
    color: #667085;
    font-size: 20px;
    cursor: pointer;
}

.hdr-panel-body { padding: 14px; }

/* Notifications */
.hdr-note {
    width: 100%;
    display: flex;
    gap: 11px;
    padding: 12px;
    border: 0;
    border-radius: 12px;
    background: #f8fafc;
    color: inherit;
    font: inherit;
    text-align: left;
}

button.hdr-note { cursor: pointer; }
button.hdr-note:hover { background: #eef4ff; }

.hdr-note + .hdr-note { margin-top: 8px; }

.hdr-note-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: #edf3ff;
    color: #1457d9;
}

.hdr-note-icon svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.hdr-note strong {
    display: block;
    margin-bottom: 3px;
    font-size: 13px;
}

.hdr-note span {
    display: block;
    color: #667085;
    font-size: 11px;
    line-height: 1.35;
}

/* Profile */
.hdr-profile { padding: 18px; }

.hdr-profile-top {
    display: flex;
    align-items: center;
    gap: 12px;
}

.hdr-avatar {
    width: 48px;
    height: 48px;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #edf3ff;
    color: #1457d9;
    font-weight: 800;
}

.hdr-profile-name {
    font-size: 15px;
    font-weight: 750;
}

.hdr-profile-status {
    margin-top: 3px;
    color: #16803c;
    font-size: 11px;
    font-weight: 650;
}

.hdr-profile-status.guest { color: #667085; }

.hdr-menu {
    display: grid;
    gap: 8px;
    margin-top: 16px;
}

.hdr-menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 12px;
    border: 1px solid #e2e6ed;
    border-radius: 11px;
    background: #ffffff;
    color: #111827;
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
}

.hdr-menu-item:hover { background: #f8fafc; }

.hdr-menu-item svg {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    fill: none;
    stroke: #1457d9;
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.hdr-menu-item.danger { color: #d92d20; }
.hdr-menu-item.danger svg { stroke: currentColor; }

@media (prefers-reduced-motion: reduce) {
    .hdr-panel { animation: none; }
    .hdr-button { transition: none; }
}


/* =========================================================
   PAGE HEADERS — same as Home on every page
   Title on the left, the three buttons on the right
   (Marketplace, Favorites, Messages, Profile).
   ========================================================= */

.top-header,
.page-header,
.profile-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px;
    height: auto !important;
    min-height: 72px !important;
    border-bottom: 0 !important;
    background: #ffffff;
}

.top-header .page-title,
.page-header h1,
.profile-header h1 {
    flex: 1 1 auto;
    min-width: 0;
    margin: 0 !important;
    overflow: hidden;
    color: #101828;
    font-size: 24px !important;
    font-weight: 800 !important;
    letter-spacing: -0.5px;
    line-height: 1.15;
    text-align: left !important;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.top-header .hdr-actions,
.page-header .hdr-actions,
.profile-header .hdr-actions {
    flex: 0 0 auto;
}

@media (max-width: 700px) {
    .top-header,
    .page-header,
    .profile-header {
        min-height: 64px !important;
    }
}

/* Small phones: slightly smaller titles. */
@media (max-width: 360px) {
    .top-header .page-title,
    .page-header h1,
    .profile-header h1 {
        font-size: 21px !important;
    }

    .top-header,
    .page-header {
        padding-left: 14px !important;
        padding-right: 14px !important;
    }
}


/* Profile menu footer (phones): About, Campus Tour, Terms on one line, then the note, centered. */
.hdr-panel-footer {
    padding: 12px 18px 16px;
    border-top: 1px solid #edf0f4;
    color: #667085;
    font-size: 12px;
    text-align: center;
}

.hdr-footer-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px 18px;
    line-height: 1.4;
}

.hdr-footer-links a {
    color: #667085;
    text-decoration: none;
    white-space: nowrap;
}

.hdr-footer-links a:hover {
    color: #1457d9;
    text-decoration: underline;
}

.hdr-panel-footer p {
    margin: 8px 0 0;
    font-size: 11.5px;
}

/* Small phones: a little smaller so the three links still fit on one line. */
@media (max-width: 360px) {
    .hdr-panel-footer {
        padding-left: 16px;
        padding-right: 16px;
    }

    .hdr-footer-links {
        column-gap: 12px;
        font-size: 11.5px;
    }
}

/* Desktop: these links are already at the bottom of the sidebar. */
@media (min-width: 769px) {
    .hdr-panel-footer {
        display: none;
    }
}


/* ===== DARK THEME (generated by tools/dark-theme.py — do not edit by hand) ===== */
:root[data-theme="dark"] .hdr-button { border-color: #2b3241; background-color: #171b24; background-image: none; color: #d8dce5; }
:root[data-theme="dark"] .hdr-button:hover { border-color: #394356; background-color: #1b202b; background-image: none; }
:root[data-theme="dark"] .hdr-button:focus-visible { outline-color: rgba(20, 87, 217, 0.2); }
:root[data-theme="dark"] .hdr-button svg { fill: none; stroke: currentColor; }
:root[data-theme="dark"] .hdr-dot { border-color: #181d25; background-color: #ef4444; background-image: none; }
:root[data-theme="dark"] .hdr-badge { border-color: #181d25; background-color: #1457d9; background-image: none; color: #ffffff; }
:root[data-theme="dark"] .hdr-panel { border-color: #2b3241; background-color: #171b24; background-image: none; box-shadow: 0 16px 40px rgba(16, 24, 40, 0.292); color: #d8dce5; }
:root[data-theme="dark"] .hdr-panel-header { border-bottom-color: #242a36; }
:root[data-theme="dark"] .hdr-panel-close { border-color: currentColor; background-color: #1d232e; background-image: none; color: #9ba3b2; }
:root[data-theme="dark"] .hdr-note { border-color: currentColor; background-color: #1d232e; background-image: none; color: inherit; }
:root[data-theme="dark"] button.hdr-note:hover { background-color: #1a263a; background-image: none; }
:root[data-theme="dark"] .hdr-note-icon { background-color: #1a253b; background-image: none; color: #6796f1; }
:root[data-theme="dark"] .hdr-note-icon svg { fill: none; stroke: currentColor; }
:root[data-theme="dark"] .hdr-note span { color: #9ba3b2; }
:root[data-theme="dark"] .hdr-avatar { background-color: #1a253b; background-image: none; color: #6796f1; }
:root[data-theme="dark"] .hdr-profile-status { color: #79e8a1; }
:root[data-theme="dark"] .hdr-profile-status.guest { color: #9ba3b2; }
:root[data-theme="dark"] .hdr-menu-item { border-color: #2b3241; background-color: #171b24; background-image: none; color: #d8dce5; }
:root[data-theme="dark"] .hdr-menu-item:hover { background-color: #1d232e; background-image: none; }
:root[data-theme="dark"] .hdr-menu-item svg { fill: none; stroke: #6796f1; }
:root[data-theme="dark"] .hdr-menu-item.danger { color: #ea766e; }
:root[data-theme="dark"] .hdr-menu-item.danger svg { stroke: currentColor; }
:root[data-theme="dark"] .top-header, :root[data-theme="dark"] .page-header, :root[data-theme="dark"] .profile-header { border-bottom-color: currentColor !important; background-color: #171b24; background-image: none; }
:root[data-theme="dark"] .top-header .page-title, :root[data-theme="dark"] .page-header h1, :root[data-theme="dark"] .profile-header h1 { color: #ced5e2; }
:root[data-theme="dark"] .hdr-panel-footer { border-top-color: #242a36; color: #9ba3b2; }
:root[data-theme="dark"] .hdr-footer-links a { color: #9ba3b2; }
:root[data-theme="dark"] .hdr-footer-links a:hover { color: #6796f1; }
/* ===== END DARK THEME ===== */

/* Dark mode row in the profile menu: phones only; larger screens have it in the sidebar */
@media (min-width: 769px) {
    .hdr-theme-mobile { display: none !important; }
}


/* =========================================================
   STICKY PAGE HEADERS
   The title and the three buttons stay at the top while the
   page scrolls; clicking the title scrolls back to the top
   (header.js). Home's .topbar does the same in style.css.
   ========================================================= */

/* Links and focused fields aren't hidden under the header. */
html { scroll-padding-top: 84px; }

.top-header,
.page-header,
.profile-header {
    position: sticky !important;
    top: 0 !important;
    z-index: 40 !important;
    transition: box-shadow 180ms ease;
}

.top-header.scrolled,
.page-header.scrolled,
.profile-header.scrolled {
    box-shadow: 0 6px 16px -10px rgba(15, 23, 42, 0.18);
}

.top-header .page-title,
.page-header h1,
.profile-header h1 {
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.top-header .page-title:focus-visible,
.page-header h1:focus-visible,
.profile-header h1:focus-visible {
    outline: 3px solid rgba(20, 87, 217, 0.25);
    outline-offset: 4px;
    border-radius: 6px;
}

:root[data-theme="dark"] .top-header.scrolled,
:root[data-theme="dark"] .page-header.scrolled,
:root[data-theme="dark"] .profile-header.scrolled {
    box-shadow: 0 6px 16px -10px rgba(0, 0, 0, 0.6);
}

@media (prefers-reduced-motion: reduce) {
    .top-header, .page-header, .profile-header { transition: none; }
}